45368240 has 40 divisors (see below), whose sum is σ = 111689280. Its totient is φ = 17079296.

The previous prime is 45368233. The next prime is 45368251. The reversal of 45368240 is 4286354.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×45368240³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45368197 and 45368206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15320 + ... + 18039.

It is an arithmetic number, because the mean of its divisors is an integer number (2792232).

Almost surely, 2^45368240 is an apocalyptic number.

45368240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45368240 is an abundant number, since it is smaller than the sum of its proper divisors (66321040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45368240 is a wasteful number, since it uses less digits than its factorization.

45368240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33389 (or 33383 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 45368240 is about 6735.5949997012. The cubic root of 45368240 is about 356.6569110597.

The spelling of 45368240 in words is "forty-five million, three hundred sixty-eight thousand, two hundred forty".